JP3543344B2 - Massager - Google Patents

Description

[0001]
[Industrial applications]
The present invention relates to a hand-held massager used for massage of a shoulder, a waist, a back, and the like.
[0002]
[Prior art]
As this type of massager, there is a massager in which a beating ball driven by a driving means such as a solenoid is arranged at the tip of a rod-shaped grip. In this type of massage device, the driving means is operated while holding the grip with one hand and hitting the beating ball, which is a treatment element, with the affected part. It is difficult to obtain a massage with a strength greater than the strength almost determined by the driving means and the weight of the beating ball, even if the beating ball is easily displaced from the affected part by the recoil and it is desired to obtain a strong massage by stiff shoulders or the like.
[0003]
To this end, there has been proposed a head provided with a driving means and a beating ball provided with a foldable sub-grip, and a sub-grip made detachable.
[0004]
[Problems to be solved by the invention]
In this case, by holding the sub-grip with the other hand, the hit ball can be reliably brought into contact with the affected part. However, with the conventional folding sub-grip provided on the head portion, the sub-grip could not be used effectively because the length of the sub-grip was considerably shorter than the grip. With the detachable sub-grip, the sub-grip is almost the same length as the grip, so you can use the sub-grip effectively to receive massage, but remove it for use with one hand It is troublesome to place the sub-grip, and sometimes it is lost.
[0005]
The present invention has been made in view of such a point, and it is an object of the present invention to easily obtain an effective massage by using both hands using a subgrip, and to use it with one hand. An object of the present invention is to provide a massage device that does not interfere with the sub-grip.
[0006]
[Means for Solving the Problems]
Thus, the present invention relates to a massager in which a head portion having a massage treatment element is connected to one end of the grip, the massage device being overlapped with the grip at substantially the same length as the grip, and being substantially symmetric with the grip with respect to the head portion. It has a sub-grip that can be deployed to a position, the grip and the sub-grip are arc-shaped, and the first feature is that the sub-grip is provided so as to be slidable with respect to the grip. It has a sub-grip that is the same length and is superimposed on the grip and can be deployed at a position substantially symmetrical to the grip with respect to the head part. Has a second feature that it is rotatable around the axis of the connection shaft of the grip. And a sub-grip that can be deployed at a position substantially symmetrical with respect to the grip with respect to the head portion. The third feature is that the sub-grip is connected to the head portion in a reversible and twistable manner, In addition, it has a sub-grip that is approximately the same length as the grip and is superimposed on the grip and can be deployed at a position substantially symmetrical to the grip with respect to the head part. The sub-grip is elastic with a limited amount of deflection in one direction A fourth feature is that the arm has an arm and the tip of the arm is connected to the head portion in a reversible manner .
[0007]
[Action]
According to the present invention, when the subgrip superimposed on the grip is deployed, the subgrip having substantially the same length as the grip comes to a position substantially symmetric with the grip, so that the grip is held with one hand and the subgrip is gripped with the other hand. , And the treatment element of the head portion can be easily and reliably applied to the affected part.
[0009]
【Example】
Hereinafter, the present invention will be described in detail with reference to the illustrated embodiment. FIGS. 1 to 4 show an embodiment provided with a slide-type sub-grip 3, and a rod-shaped grip 1 in this massager has an arc shape. The power cord 9 is drawn out from one end where the grip portion 10 is located, which is a place to be actually gripped, and the head portion 2 is connected to the other end via a connection spring 11. As shown in FIG. 2, the grip 1, which is divided into two parts, has an on / off switch 12, a volume 13 for setting the operating speed of the treatment element, an operation control circuit, and the like. In the figure, 14 is a switch lever for the switch 12, and 15 is a knob for the volume 13.
[0010]
As shown in FIG. 3, the head 2 connected to the tip of the grip 1 via the connection spring 11 has two solenoids 21 and 21 disposed in a housing 20 which is divided into two parts. At the tip of each of the plungers 22, 21, hit balls 23, 23 projecting below the head portion 2 are attached. The hit balls 23 in the illustrated example have a holder 24 attached to the plunger 22. It is composed of two types of attachments 23a for point massage, which are fixed through the attachment, and attachments 23b for finger massage, which are detachably attached to the attachment 23a. In the figure, reference numeral 25 denotes a return spring.
[0011]
Grooves 16 and 26 for accommodating the sub-grip 3 and sliding guides are provided on the back surface of the arc-shaped grip 1 and the upper surface of the head portion 2. Except for the grip portion 10 side, which is the lower end side of the grip 1, these grooves 16 and 26 are opened to the back and upwards with slits having a width smaller than the width thereof, and are formed by the bottom walls of the grooves 16 and 26. , The storage section of the volume 13 and the storage sections of the solenoids 21 and 21 are partitioned.
[0012]
On the other hand, the sub-grip 3 is composed of an arm 31 having a substantially 1/4 arc shape and a grip portion 30 fixed to the end of the arm 31 with a screw, and has elasticity like a polyester-based thermoplastic elastomer and has resilience. As shown in FIG. 4 (b), the arm 31 made of a material rich in iron has a flat cross section having a groove 32 on the lower surface side and a ridge 33 on the upper surface side. Above and below are provided with small ribs 34, respectively. In addition, at the end on the side where the grip portion 30 is attached, as shown in FIG. 4A, a rib 35 is further protruded from the ridge 33, and the grip portion 30 is floated from the arm 31 by the rib 35. Fixed in state. The other end of the arm 31 is not provided with the ridge 33 because the arm 31 is stored in a portion of the grip 1 where the groove 16 has no slit.
[0013]
The sub-grip 3 is inserted into the grooves 16 and 26 so as to straddle the grip 1 and the head portion 2. When the sub-grip 3 is housed in the grip 1, the grip portion 30 of the sub-grip 3 is not shown. As shown in FIG. 1 (a), the lock cam 41, which is located on the head portion 2 and is urged by a spring 40 provided on the head portion 2 as shown in FIG. The sub-grip 3 is held in the stored state by engaging with the convex portion 36 provided on the third arm 31. In addition, the ridge 33 of the arm 31 of the sub-grip 3 is located in the slit of the groove 16, and the rib 34 is in contact with the inner surface of the groove 16 to prevent rattling of the sub-grip 3.
[0014]
Then, if the sub-grip 3 is pulled out with the grip portion 30 overlapping the head portion 2 on one end of the arm 31 inserted into the groove 26 of the head portion 2, the arm 31 of the sub-grip 3 And the lock lever 43 provided on the head portion 2 comes into contact with the stopper 38 at the end of the groove 32 of the arm 31 of the sub-grip 3 in the groove 26 of the head portion 2. The lock cam 41 is fixed to the head portion 2 by engaging the convex portion 37 provided on the arm 31 and this state is maintained. At this time, the sub grip 3 is moved to the position shown in FIG. ), The grip 1 and the sub-grip 3, which are substantially symmetrical with respect to the grip 1 with respect to the head 2 and draw a substantially semicircle, have the head 2 therebetween. Come in a substantially symmetrical position. Therefore, by holding the grip portion 10 of the grip 1 with one hand and holding the grip portion 30 of the pulled out sub-grip 3 with the other hand, it is desired to massage the beating ball 23 of the head portion 2 located between the two. It can be securely applied to the affected area of the shoulder, back, or lower back.
[0015]
Further, since the head portion 2 in the illustrated example has two hit balls 23, 23 reciprocally driven by two solenoids 21, 21, respectively, when performing back massage, both sides of the spine are symmetrical. The massage can be performed. At this time, since the grip 1 and the sub-grip 3 are provided, the massage state can be reliably maintained.
[0016]
Since the sub-grip 3 is formed flat as described above, it can bend in the X direction in FIG. 1B, but hardly bends in the Y direction. To return the sub grip 3 to the grip 1 side, it is sufficient to simply push it back. Of course, it can be used even when the sub-grip 3 is overlaid on the grip 1. Also, when the sub-grip 3 is pulled out, the lock lever 43 is released from the stopper 38 by pushing the lock lever 43 with a pin-shaped member through the hole 28 exposed in the groove 26 of the head unit 2. The subgrip 3 can be extracted without requiring disassembly of the subgrip 2.
[0017]
Another embodiment is shown in FIG. This is achieved by rotating the sub-grip 3 overlapping the left and right sides of the grip 1 by half a rotation about the vertical axis 5 connecting the tip and the head 2, so that the sub-grip 3 is positioned symmetrically with the grip 1. The connecting spring 3 is provided on the subgrip 3 in the figure .
[0018]
When the subgrip 3 is deployed from a position overlapping the grip 1 to a position symmetrical by rotation of the subgrip 3 around the axis of the shaft 5, a click mechanism is provided at the portion of the shaft 5, and the subgrip 3 is symmetrical from the position overlapping the grip 1. It is preferable that positioning can be performed at a plurality of positions during a half rotation until the position becomes as follows.
[0019]
8 is such that the connecting portion between the grip 1 and the sub-grip 3 of the head portion 2 in the embodiment shown in FIG. 7 can be fixed in a state rotated by 90 ° around its axis. In this case, when the grip 1 and the sub-grip 3 are placed on the floor, the head 2 can be turned upward, so that the back can be massaged while lying down.
[0020]
As shown in FIGS. 6 and 7 , a spherical part 50 is provided at the tip of the sub-grip 3 that can be superimposed on the grip 1, and the spherical part 50 is provided on the upper surface side of the head part 2 with a slit. By holding the sub-grip 3 at 51, the sub-grip 3 is rotatable and twistable about a horizontal axis, so that the sub-grip 3 can be moved to a symmetrical position of the grip 1 by inversion and half-twist of the sub-grip 3. As shown in FIG. 8 , the sub-grip 3 which restricts the amount of bending in one direction by providing a large number of grooves 53 on one surface of the arm 31 having elasticity is used to move the shaft 5 from the upper surface side of the grip 1. The grip 1 may be moved to a symmetrical position by reversing the center around the horizontal axis.
[0021]
In the embodiment shown in FIG. 9 , the grip 1 and the sub-grip are configured such that the sub-grip 3 is slidable with respect to the grip 1 and the head unit 2 is also slidably mounted with respect to the grip 1. 3 shows a configuration in which the position of the head unit 2 with respect to 3 can be adjusted in the longitudinal direction of the grip 1 and the sub-grip 3. In this case, the hit ball 23 can be appropriately brought into contact with the wider affected area. In the figure, reference numeral 55 denotes a lock pin for holding the head 2 at a predetermined position with respect to the grip 1.
[0022]
In the embodiment shown in FIGS. 10 and 11 , the head 2b is slidable with respect to the head 2a connected to the tip of the grip 1 so that the hit ball 23 and the head 2b of the head 2a are hit. The distance between the ball 23 and the ball 23 can be adjusted, so that the distance between the ball 23 and the ball 23 can be set according to the condition and preference of the affected part. In the drawing, reference numeral 60 denotes a slide guide rib for the head portion 2b of the head portion 2a, and 61 denotes a click ball which is spring-engaged and engages with a plurality of click concave portions 62 provided on the head portion 2a side.
[0023]
FIG. 12 shows a knob provided with a knob 15 of the volume 13 for changing the speed of the hit ball 23 at the end of the grip 1 so as to be rotatable around the axis of the grip 1. Since the operation of the knob 15 can be performed without looking at the position of the knob 15, the operability for changing the speed is improved.
[0024]
【The invention's effect】
As described above, in the present invention, the sub-grip is provided, which is substantially the same length as the grip and is superimposed on the grip and can be deployed at a position substantially symmetrical to the grip with respect to the head portion. When the sub-grip is deployed, the sub-grip, which is approximately the same length as the grip, comes to a position almost symmetrical to the grip, so hold the grip with one hand and the sub-grip with the other hand, and hit the hit ball of the head part to the affected part. It can be applied easily and reliably, so that you can get an effective massage, and when you want to use it with one hand, put the sub grip on the grip and the sub grip will be in the way It is something that never happens.
[Brief description of the drawings]
FIGS. 1A and 1B show an embodiment, in which FIG. 1A is a perspective view when a sub-grip is stored, and FIG. 1B is a perspective view when a sub-grip is deployed.
FIG. 2 is a cutaway side view of the same.
FIG. 3 is an enlarged vertical sectional view of a head unit according to the first embodiment.
4A is a sectional view taken along line AA in FIG. 3, FIG. 4B is a sectional view taken along line BB in FIG. 3, and FIG. 4C is an enlarged view of a portion C in FIG.
5A and 5B show another embodiment, in which FIG. 5A is a perspective view when the sub-grip is stored, and FIG. 5B is a perspective view when the sub-grip is deployed.
[6] shows the alternative embodiment, (a) is a perspective view in a sub-grip housing, (b) is a perspective view of the middle sub-grip deployed, (c) is a perspective view after deployment.
[7] shows a connection portion between the sub-grip and the head portion of the same, (a) is a plan view, (b) broken side view.
[8] but showing still another embodiment, (a) is a perspective view in a sub-grip housing, (b) is a perspective view of the middle sub-grip deployed, (c) is a perspective view after deployment.
[9] shows another embodiment, (a) is a side view, (b) is a cross-sectional view.
FIG. 10 is a partial side view of another embodiment .
FIG. 11 is a cross-sectional view of the same.
FIG. 12 is a sectional view of one end of a grip according to another embodiment .
[Explanation of symbols]
1 grip 2 head 3 sub grip

Claims (9)

In a massage device that connects a head portion having a massage treatment element to one end of a grip, the massage device is overlapped with the grip with substantially the same length as the grip, and can be deployed at a position substantially symmetrical to the grip with respect to the head portion. A massager characterized in that the massager comprises a sub-grip that can be formed, the grip and the sub-grip are arc-shaped, and the sub-grip is slidably provided with respect to the grip . 2. The massage device according to claim 1, further comprising a lock lever for retaining the sub-grip pulled out from the grip, and release means for retaining the sub-grip by the lock lever . The massage device according to claim 1, wherein the sub-grip comprises an elastic arm and a grip provided at one end of the arm . The massage device according to claim 3, wherein the arm has a flat cross section . The massage device according to claim 3, wherein the grip portion of the sub-grip superimposed on the grip is superimposed on the head portion . The massage device according to claim 1, wherein the head portion is movable in a longitudinal direction of the grip . In a massage device that connects a head portion having a massage treatment element to one end of a grip, the massage device is overlapped with the grip with substantially the same length as the grip, and can be deployed at a position substantially symmetrical to the grip with respect to the head portion. A massaging device, comprising: a sub-grip that can be formed, wherein the sub-grip is overlapped on the left and right with respect to the grip, and is rotatable around an axis of a connecting shaft to the head portion . In a massage device that connects a head portion having a massage treatment element to one end of a grip, the massage device is overlapped with the grip with substantially the same length as the grip, and can be deployed at a position substantially symmetrical to the grip with respect to the head portion. A massage device, comprising: a sub-grip that can be turned over and twisted with respect to a head portion . In a massage device that connects a head portion having a massage treatment element to one end of a grip, the massage device is overlapped with the grip with substantially the same length as the grip, and can be deployed at a position substantially symmetrical to the grip with respect to the head portion. A massage device comprising: a sub-grip that can be provided; the sub-grip includes an elastic arm having a limited amount of bending in one direction, and the tip of the arm is connected to the head portion in a reversible manner .

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